The Di-tert-butylmethylchlorosilane, with cas registry number of 70892-81-8, has the systematic name of di-tert-butyl(chloro)methylsilane. It is a kind of organics, and should be stored in the dry and cool environment. And the molecular formula of the chemical is C₉H₂₁ClSi.

The characteristics of Di-tert-butylmethylchlorosilane are as followings: (1)ACD/LogP: 4.63; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): 4.63; (4)ACD/LogD (pH 7.4): 4.63; (5)ACD/BCF (pH 5.5): 1949.88; (6)ACD/BCF (pH 7.4): 1949.88; (7)ACD/KOC (pH 5.5): 7881.04; (8)ACD/KOC (pH 7.4): 7881.04; (9)#H bond acceptors: 0; (10)#H bond donors: 0; (11)#Freely Rotating Bonds: 2; (12)Polar Surface Area: 0 Å²; (13)Index of Refraction: 1.424; (14)Molar Refractivity: 57.24 cm³; (15)Molar Volume: 224.3 cm³; (16)Polarizability: 22.69×10^-24cm³; (17)Surface Tension: 20.6 dyne/cm; (18)Density: 0.859 g/cm³; (19)Flash Point: 57.5 °C; (20)Enthalpy of Vaporization: 40.73 kJ/mol; (21)Boiling Point: 188.5 °C at 760 mmHg; (22)Vapour Pressure: 0.824 mmHg at 25°C. 

Uses of Di-tert-butylmethylchlorosilane: It can react with Tri-tert-butylsilylnatrium to produce 1,1,1,2,2-penta-tert-butyl-2-methyl-disilane. This reaction will need menstruum tetrahydrofuran. The reaction time is 5 hours with temperature of 20°C, and the yield is about 79%. 

You should be cautious while dealing with this chemical. It may cause burns. Therefore, you had better take the following instructions: Wear suitable protective clothing, gloves and eye/face protection, and if in case of contacting with eyes, rinse immediately with plenty of water and seek medical advice.

Addtionally, the following datas could be converted into the molecular structure:
(1)SMILES: Cl[Si](C(C)(C)C)(C(C)(C)C)C
(2)InChI: InChI=1/C9H21ClSi/c1-8(2,3)11(7,10)9(4,5)6/h1-7H3
(3)InChIKey: YCIGMXVAUVFHGG-UHFFFAOYAO